{"id":69,"date":"2015-03-08T14:20:22","date_gmt":"2015-03-08T21:20:22","guid":{"rendered":"http:\/\/damengineer.com\/blog\/?p=69"},"modified":"2024-06-27T11:36:31","modified_gmt":"2024-06-27T18:36:31","slug":"dam-failures-in-march-st-francis-dam-disaster","status":"publish","type":"post","link":"https:\/\/damengineer.com\/blog\/?p=69","title":{"rendered":"Dam Failures in March &#8211; St. Francis Dam Disaster"},"content":{"rendered":"<p>St Francis Dam Failure, 12 March 1928. \u00a0Failed catastrophically upon its first full filling, near midnight, killing at least 450 people. \u00a0Seepage (dirty water) \u00a0was observed the day of the failure. A massive landslide occurred in the dams left abutment, comprised of schist.<\/p>\n<p>&#8220;Greatest American civil engineering failure in the 20th century.&#8221;<\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/owensvalleyhistory.com\/ov_aqueduct1\/st_francis_disaster.html\"><img decoding=\"async\" src=\"https:\/\/damengineer.com\/blog\/wp-content\/uploads\/2015\/03\/sf_dam04_t.jpg\" alt=\"Remaining Portions of Dam After Failure.\" \/><\/a><\/p>\n<p>Historical Society of Southern California: \u00a0<a href=\"http:\/\/owensvalleyhistory.com\/ov_aqueduct1\/st_francis_disaster.html\">St. Francis Dam Disaster<\/a>.<\/p>\n<p>Excellent Photo Display at: \u00a0<a href=\"http:\/\/framework.latimes.com\/2013\/03\/12\/st-francis-dam-collapse\/#\/0\">St. Francis Dam collapse &#8211; Framework &#8211; Photos and Video &#8211; Visual Storytelling from the Los Angeles Times<\/a>.<\/p>\n<p>Type: Concrete Gravity Thick Arch Dam, Maximum Height = 195 feet, Storage (at time of failure) = 38,000 acre-feet<\/p>\n","protected":false},"excerpt":{"rendered":"<p>St Francis Dam Failure, 12 March 1928. \u00a0Failed catastrophically upon its first full filling, near midnight, killing at least 450 people. \u00a0Seepage (dirty water) \u00a0was observed the day of the failure. A massive landslide occurred in the dams left abutment, &hellip; <a href=\"https:\/\/damengineer.com\/blog\/?p=69\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"image","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-69","post","type-post","status-publish","format-image","hentry","category-damsfail","post_format-post-format-image"],"_links":{"self":[{"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/69","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=69"}],"version-history":[{"count":12,"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/69\/revisions"}],"predecessor-version":[{"id":170,"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/69\/revisions\/170"}],"wp:attachment":[{"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=69"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=69"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/damengineer.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=69"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}